我开始作画之前通常要画几幅草图。

I usually do a few very rough sketches before I start on a painting.

《牛津词典》

她做蛋糕时不会先画草图。

She made her cakes without drawing sketch first.

youdao

我画草图的方式上最大的改变是，我开始将草图与其他工具结合，以获得更强大的效果。

The biggest change in the way that I sketch is how I've started to combine sketches with other tools to powerful effect.

youdao